<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="./js/vue.js"></script>
</head>

<body>
    <div id="app">
		<input type="text" v-bgc="{color:'red'}"/>
	</div>

	
    <script>
	Vue.directive('bgc',{
		inserted:function(el,param){
			el.style.backgroundColor=param.value.color;
		}
	})
        var vm = new Vue({
            el: '#app',
            data: {
			
            },methods:{
			
			}
        })
    </script>
</body>

</html>